For More Weather Information:

Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      High: 59 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Seas 1 ft or less.

      Low: 41 °F

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

      High: 58 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.

      Low: 43 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      High: 57 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A chance of showers after 3am.   Seas 1 ft or less.

      Low: 47 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:ESE wind 5 to 10 kt. Showers likely, mainly after 11am.   Seas 1 ft or less.

      High: 52 °F

      ESE 10kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Showers likely.   Seas 1 ft or less.

      Low: 47 °F

      Light Wind
      < 1ft

    • Memorial Day

      Memorial Day:Variable winds 5 kt or less. A chance of showers.   Seas 1 ft or less.

      High: 61 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:48 am EDT May 21, 2026
Forecast Valid: 10am EDT May 21, 2026-6pm EDT May 27, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A chance of showers after 3am. Seas 1 ft or less.
Sunday
ESE wind 5 to 10 kt. Showers likely, mainly after 11am. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.
Memorial Day
Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 43.25°N 70.58°W
Last Update: 6:48 am EDT May 21, 2026
Forecast Valid: 10am EDT May 21, 2026-6pm EDT May 27, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data